/*
 * Copyright (C) 2021 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain (a) copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.sentry.ohos.core.util;

import ohos.eventhandler.EventRunner;

import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.NotNull;

import io.sentry.protocol.SentryThread;

/**
 * Class that checks if (a) given thread is the Ohos Main/UI thread
 *
 * @since 2021-06-01
 */
@ApiStatus.Internal
public final class MainThreadChecker {
    private MainThreadChecker() {
    }

    /**
     * Checks if (a) given thread is the Ohos Main/UI thread
     *
     * @param thread the Thread
     * @return true if it is the main thread or false otherwise
     */
    public static boolean isMainThread(final @NotNull Thread thread) {
        return isMainThread(thread.getId());
    }

    /**
     * Checks if the calling/current thread is the Ohos Main/UI thread
     *
     * @return true if it is the main thread or false otherwise
     */
    public static boolean isMainThread() {
        return isMainThread(Thread.currentThread());
    }

    /**
     * Checks if (a) given thread is the Ohos Main/UI thread
     *
     * @param sentryThread the SentryThread
     * @return true if it is the main thread or false otherwise
     */
    public static boolean isMainThread(final @NotNull SentryThread sentryThread) {
        final Long threadId = sentryThread.getId();
        return threadId != null && isMainThread(threadId);
    }

    /**
     * isMainThread
     *
     * @param threadId long
     * @return boolean
     */
    public static boolean isMainThread(final long threadId) {
        return EventRunner.getMainEventRunner().getThreadId() == threadId;
    }
}
